TM 5-3805-262-342-16. HYDRAULIC SYSTEM TROUBLESHOOTING (CONT)MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTION11. HYDRAULIC OIL CONTAMINATED.Take a sample of oil from hydraulic reservoir.Check if hydraulic oil is contaminated by water.a. If hydraulic oil is contaminated by water, flush water from hy-draulic system (page 3-757).b. If hydraulic system oil is dark and thick, has the odor of burntoil, contains air or particles of metal or dirt, remove contam-inants from hydraulic system (page 3-754).2-128